pgp 0.19.0

OpenPGP implementation in Rust
Documentation 
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use std::io::Read;

use pgp::{
    composed::{Deserializable, Message, SignedSecretKey},
    types::Password,
};

#[test]
fn speed_read_file() {
    let now = std::time::Instant::now();
    let msg = std::fs::read("/tmp/900m.seipdv1").expect("msg");

    let elapsed = now.elapsed();
    let elapsed_milli = elapsed.as_millis();
    let mb_per_s = 900f64 / elapsed_milli as f64 * 1000f64;
    println!("Elapsed: {elapsed_milli} ms, MByte/s: {mb_per_s:.2?}");
    println!("{:?}", msg.last());
}

/// decrypt 900 mbyte of random data, seipdv1-encrypted to bob.
///
/// to produce a test message:
/// $ dd if=/dev/random bs=1M count=900 | rsop encrypt ~/src/rpgp/tests/draft-bre-openpgp-samples-00/bob.pub.asc --no-armor > /tmp/900m.seipdv1
pub fn main() {
    let (skey, _headers) = SignedSecretKey::from_armor_single(
        std::fs::File::open("./tests/draft-bre-openpgp-samples-00/bob.sec.asc").unwrap(),
    )
    .unwrap();

    let now = std::time::Instant::now();
    let msg = Message::from_file("/tmp/900m.seipdv1").expect("msg");

    let mut dec = msg.decrypt(&Password::empty(), &skey).expect("decrypt");

    // 10^9 bytes of space for 900mbyte of plaintext
    let mut plain = Vec::with_capacity(1_000_000_000);

    let res = dec.read_to_end(&mut plain);
    eprintln!("res {res:?}");

    let elapsed = now.elapsed();
    let elapsed_milli = elapsed.as_millis();
    let mb_per_s = 900f64 / elapsed_milli as f64 * 1000f64;
    println!("Elapsed: {elapsed_milli} ms, MByte/s: {mb_per_s:.2?}");
}